PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25971Filter,fluid

Pall Aeropower Corporation · NSN 4330-01-176-7109 · FSC 4330 · No Item Name Available
Verified by PartsTable
NSN 4330-01-176-7109 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-176-7109. Primary manufacturer part number: 25971.
Features
  • Filter,fluid — FSC 4330
  • 4 verified cross-references
  • Primary manufacturer: Pall Aeropower Corporation
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,fluid, cataloged under National Stock Number 4330-01-176-7109, is classified within Federal Supply Class 4330 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Pall Aeropower Corporation. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFilter,fluid
FSC / FSG4330 — No Item Name Available (FSG 43)
ManufacturersPall Aeropower Corporation (CAGE 18350); Mcdonnell Douglas Helicopter Co Inc (CAGE 02731); Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (CAGE 10989); The Boeing Company (CAGE 8V613)
Technical Specifications
ParameterValue
NSN4330-01-176-7109
Primary Part Number25971
Item NameFilter,fluid
FSC / FSG4330 / 43 — No Item Name Available
ManufacturerPall Aeropower Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2520-00-311-6429 INTERCHANGEABLE
Spider,differential
2910-00-358-5640690676 INTERCHANGEABLE
Needle-Seat
Chrysler Corp Service and Parts Opns
5910-00-665-0210 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5310-01-135-090781088 INTERCHANGEABLE
Nut
Lawson Products, Inc.
2540-01-344-079625971 INTERCHANGEABLE
Motor,hydraulic
Paccar Winch Inc Dba Paccar Winch Division
5325-01-691-324225971 INTERCHANGEABLE
Ring,retaining
Tulsa Winch, Inc.
1560-01-715-14542-5971-6 INTERCHANGEABLE
Web,structural Component,aircraf
The Boeing Company Div Defense
1560-01-722-86662-5971-5 INTERCHANGEABLE
Web,structural Component,aircraf
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
25971 PRIMARY Pall Aeropower Corporation (USA)
HS5183-0001 Mcdonnell Douglas Helicopter Co Inc (USA)
25971 Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA)
HS5183-0001 The Boeing Company (USA)
Related Parts
2520-00-311-6429INTERCHANGEABLE
SPIDER,DIFFERENTIAL
2910-00-358-5640INTERCHANGEABLE
NEEDLE-SEAT
690676
5910-00-665-0210INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5310-01-135-0907INTERCHANGEABLE
NUT
81088
2540-01-344-0796INTERCHANGEABLE
MOTOR,HYDRAULIC
25971
5325-01-691-3242INTERCHANGEABLE
RING,RETAINING
25971
1560-01-715-1454INTERCHANGEABLE
WEB,STRUCTURAL COMPONENT,AIRCRAF
2-5971-6
1560-01-722-8666INTERCHANGEABLE
WEB,STRUCTURAL COMPONENT,AIRCRAF
2-5971-5

Frequently Asked Questions

What is NSN 4330-01-176-7109?

NSN 4330-01-176-7109 is a Filter,fluid, manufactured by Pall Aeropower Corporation, classified under FSC 4330 (No Item Name Available). Status: active.

What are the part numbers for NSN 4330-01-176-7109?

NSN 4330-01-176-7109 has 4 cross-referenced part numbers: 25971 (Pall Aeropower Corporation), HS5183-0001 (Mcdonnell Douglas Helicopter Co Inc), 25971 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div), HS5183-0001 (The Boeing Company).

What NSN replaces 4330-01-176-7109?

There are 8 known substitutes for 4330-01-176-7109: 2520-00-311-6429, 2910-00-358-5640, 5910-00-665-0210 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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